27299000569 has 2 divisors, whose sum is σ = 27299000570. Its totient is φ = 27299000568.

The previous prime is 27299000513. The next prime is 27299000591. The reversal of 27299000569 is 96500099272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17998905600 + 9300094969 = 134160^2 + 96437^2 .

It is a cyclic number.

It is not a de Polignac number, because 27299000569 - 2⁷ = 27299000441 is a prime.

It is a super-2 number, since 2×27299000569² (a number of 22 digits) contains 22 as substring.

It is a weakly prime.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13649500284 + 13649500285.

It is an arithmetic number, because the mean of its divisors is an integer number (13649500285).

Almost surely, 2^27299000569 is an apocalyptic number.

It is an amenable number.

27299000569 is a deficient number, since it is larger than the sum of its proper divisors (1).

27299000569 is an equidigital number, since it uses as much as digits as its factorization.

27299000569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 612360, while the sum is 49.

The spelling of 27299000569 in words is "twenty-seven billion, two hundred ninety-nine million, five hundred sixty-nine", and thus it is an aban number.